for i in range(1, 30):
    path = "D:\\member" + str(i) + ".txt"
    with open(path, "w") as wri:
        for x in range(2001 + (i - 1) * 200, 2001 + i * 200):
            wri.write("wk" + str(x) + "@keyan.ai\n")
    print(path, "完成")
